Instead of driving a car, corey rides a bike to work. corey paid $408 for the bike. he also pays an average of two dollars per week for upkeep on the bike. corey knows that he can recover these costs over time because he'll be saving money on gasoline. corey's car used nine gallons of gas per week going to and from work. if gas costs four dollars per gallon, how long will it take corey to recover the costs associated with his bike?

In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2